US3358863A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand truck
Assignee: S AND G ENTERPRISES Inc
•
Filing: 1965-06-24
•
Granted: 1967-12-19
•
Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Lorin C Griffith
- 👤 George L Congdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:35
CPC Classifications
B; B62; B62B; B62B1/00; B62B1/26; B62B1/264; B62B2202/00; B62B2202/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A HAND TRUCK FOR MOVING ARTICLES HAVING A SMOOTH UPPER SURFACE, COMPRISING A FRAME, WHEEL MEANS CONNECTED TO THE FRAME FOR MOVING THE FRAME, AN ABUTMENT LOCATED AT ONE END OF THE FRAME, A VACUUM LIFTING MEMBER DISPOSED AT THE OTHER END OF THE FRAME, MEANS TO ADJUST THE POSITION OF THE VACUUM LIFTING MEMBER WITH RESPECT TO THE FRAME AND THEREBY ENGAGE THE LIFTING MEMBER WITH THE UPPER SURFACE OF THE ARTICLE, AND MEANS FOR MOVING THE VACUUM LIFTING MEMBER TOWARD AND AWAY FROM THE ABUTMENT TO THEREBY LIFT THE ARTICLE, THE LOWER END OF SAID ARTICLE BEING TILTED INTO ENGAGEMENT WITH SAID ABUTMENT IN RESPONSE TO LIFTING OF THE ARTICLE BY SAID VACUUM LIFTING MEMBER.
Claim 2
Dependent Claim
117 words
A HAND TRUCK FOR MOVING ARTICLES HAVING A SMOOTH UPPER SURFACE, COMPRISING A FRAME, WHEEL MEANS CONNECTED TO THE FRAME FOR MOVING THE FRAME, AN ABUTMENT LOCATED AT ONE END OF THE FRAME, A VACUUM LIFTING MEMBER DISPOSED AT THE OTHER END OF THE FRAME, MEANS TO ADJUST THE POSITION OF THE VACUUM LIFTING MEMBER WITH RESPECT TO THE FRAME AND THEREBY ENGAGE THE LIFTING MEMBER WITH THE UPPER SURFACE OF THE ARTICLE, AND MEANS FOR MOVING THE VACUUM LIFTING MEMBER TOWARD AND AWAY FROM THE ABUTMENT TO THEREBY LIFT THE ARTICLE, THE LOWER END OF SAID ARTICLE BEING TILTED INTO ENGAGEMENT WITH SAID ABUTMENT IN RESPONSE TO LIFTING OF THE ARTICLE BY SAID VACUUM LIFTING MEMBER.
References Cited (Backward Citations)
US2713433A
Cited
US2663440A
Cited
US2850279A
Cited
US3003806A
Cited
US3115262A
Cited
FR1295998A
Cited
US3207348A
Cited
US3730002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-18 | 1971-06-19 | 1971-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-18 | 1975-06-19 | 1975-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-18 | 1979-06-19 | 1979-12-19 | $7700.00 | Window Closed / Lapsed |